Where to go next? Low 11's high 10's??

Assuming the race weight is in the 3200lb range, to go from 11.90’s down to 10.90’s...... you’re looking at needing about 110-120hp more than you have now.

If sticking with a stock stroke 340, that’s going to require a pretty substantial change to the overall combo.

Personally....... I’d be saying “hello stroker kit”.

That empty 360 block in the corner is calling